Watches, Warnings & Advisories for Sunflower Co.

Wednesday, August 10, 2011

Hazardous Weather Outlook - August 10

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE JACKSON MS
941 AM CDT WED AUG 10 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR EXTREME SOUTHEASTERN ARKANSAS
AND PORTIONS OF NORTHEASTERN LOUISIANA AND CENTRAL MISSISSIPPI.

.DAY ONE...TODAY AND TONIGHT

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON THROUGH
TONIGHT NORTH OF A LINE FROM DELHI LOUISIANA...TO HAZLEHURST...TO QUITMAN.
LOCALLY HEAVY RAINFALL WILL ALSO BE POSSIBLE...PARTICULARLY ALONG THE
HIGHWAY 82 CORRIDOR. THE MAIN RISK WITH ANY SEVERE STORMS WILL BE DAMAGING
WIND GUSTS TO 60 MPH...BUT STORMS WILL ALSO BE CAPABLE OF PRODUCING A
TREMENDOUS AMOUNT OF CLOUD TO GROUND LIGHTNING STRIKES.

IN ADDITION...HOT AND HUMID CONDITIONS WILL CONTINUE IN MOST AREAS
TODAY WITH AFTERNOON HEAT INDEX VALUES EXPECTED TO PEAK OVER 100
DEGREES. AN OFFICIAL HEAT ADVISORY IS IN EFFECT FOR LOCATIONS
GENERALLY ALONG AND WEST OF THE HIGHWAY 49 CORRIDOR THROUGH THURSDAY
AFTERNOON.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

AS AN ACTIVE NORTHWEST FLOW PATTERN CONTINUES THE SLIGHT RISK OF
SEVERE STORMS CAPABLE OF PRODUCING DAMAGING WIND GUSTS WILL PERSIST
THURSDAY THROUGH THURSDAY NIGHT...MAINLY NORTH OF INTERSTATE TWENTY.
THE COMPARATIVE RISK WILL ONCE AGAIN BE HIGHEST ALONG THE HIGHWAY 82
CORRIDOR IN MISSISSIPPI WHERE LOCALLY HEAVY RAINFALL WILL BE A
CONCERN AS WELL.

A STRONGER FRONTAL SYSTEM WILL DIVE INTO THE REGION FROM THE NORTH
SATURDAY NIGHT AND SUNDAY...HELPING TO SET OFF ADDITIONAL
THUNDERSTORMS. ADEQUATE INSTABILITY SHOULD BE AVAILABLE FOR A FEW
STRONG OR SEVERE STORMS AS THIS SYSTEM SETTLES NEAR THE GULF COAST.

OTHERWISE...HOT AND HUMID CONDITIONS WILL CONTINUE THROUGH SATURDAY
BEFORE A FRONT FINALLY COMES THROUGH AND PROVIDES WIDESPREAD RELIEF.
DAYTIME HEAT INDEX VALUES WILL REACH OR EXCEED 105 DEGREES AT TIMES
AND HEAT ADVISORIES MAY NEEDED FOR SOME PORTIONS OF THE AREA
THROUGH THE END OF THE WEEK.

.SPOTTER CALL TO ACTION STATEMENT...
THE ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS...AND
EMERGENCY MANAGEMENT PERSONNEL IN SUPPORT OF SEVERE WEATHER
OPERATIONS MAY BE NEEDED AT TIMES LATER TODAY THROUGH THURSDAY NIGHT.

 
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